<template>
  <div>
    <header class="simple-header van-hairline--bottom">
      <i v-if="!isback" class="nbicon nbfanhui" @click="goBack"></i>
      <i v-else>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</i>
      <div class="simple-header-name">{{ name }}</div>
      <i class="nbicon nbmore"></i>
    </header>
    <div class="block" />
  </div>
</template>

<script>
import { ref } from "vue";
import { useRouter } from "vue-router";
export default {
  props: {
    name: {
      type: String,
      default: "",
    },
    back: {
      type: String,
      default: "",
    },
    noback: {
      type: Boolean,
      default: false,
    },
  },
  emits: ["callback"],
  setup(props, ctx) {
    const isback = ref(props.noback);
    const router = useRouter();
    const goBack = () => {
      if (!props.back) {
        router.go(-1);
      } else {
        router.push({ path: props.back });
      }
      ctx.emit("callback");
    };
    return {
      goBack,
      isback,
    };
  },
};
</script>

<style lang="less" scoped>
@import "../../common/style/mixin";
.simple-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10000;
  .fj();
  .wh(100%, 44px);
  line-height: 44px;
  padding: 0 10px;
  .boxSizing();
  color: #252525;
  background: #fff;
  .simple-header-name {
    font-size: 14px;
  }
}
.block {
  height: 44px;
}
</style>
